<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>注册</title>
  </head>
  <body>
    <table border="1" width="90%" >
      <tr>
        <caption>注册表</caption>
        <td><label for="username"> 用户名 </label></td>
        <td> <imput type="text" name="username" id="username"> </td>
      </tr>
    </table>
  </body>
</html>
